查询词典 combinatorial optimization problem

In compressive sensing, the familiar least squares optimization is inadequate for signal reconstruction, and other types of convex optimization must be invoked.

在压缩传感，熟悉的最小二乘优化是不够的信号重建，和其他类型凸优化，必须援引。

In the more mature areas such as linear programming and unconstrained optimization, and in those of intermediate maturity such as integer and constrained convex optimization, emphasis will be placed on rapid, large-scale computation.

在那些更为成熟的如线性规划和无约束优化等领域和一些不太成熟的如整数和约束优化等领域，研究的重点将被放到快速的，大规模的计算上。

Concerning the disadvantage of the original PSO that is easily trapped in the local optimization and the convergence speed is slow in the evolution later, a particle swarm collaborative optimization algorithm based on velocity angle was proposed. The strategy of inertia weight adjustment was adopted based on cumulative distribution function of Gaussian distribution.

针对PSO存在易陷入局部极值、进化后期收敛速度缓慢的缺点，提出一种基于速度夹角的粒子群协同优化算法，并且引入了一种基于高斯分布的累积分布函数的惯性权重调整策略。

The optimization of the decelerator on a wheel-side is the first and an important step toward the optimization of a loader in its driving system.

轮边减速器的优化是装载机传动系统优化的第一步，也是重要的一步。

The content of process optimization include four parts: the choice of decision variable; the determination of object function; the establishment of constraint condition and the choice of optimization algorithm.

过程优化问题需要解决决策变量的选取、确定目标函数、建立约束条件、选择优化算法等四个方面的问题。

Chapter 4 is the hedging strategies of optimization in insurance:In virtue of Galtchouk-Kunita-Watanabe Decomposition Theorem to decomposite the natural value prcess V_t~* toupdate the risk expression, then we can get the hedging strategies of optimization with minimal risk.

第四章最优保险对冲策略：利用Galtchouk-Kunita-Watanabe分解定理将本性价值过程V_t进行分解。采用一定的替换技巧可将风险表达式重新表示，从而找到保险公司所能采取的最优对冲策略。

The optimization model is built, which has the function of decreasing the number of design variables and improving the efficiency of optimization. The Relative Difference Quotient Algorithm is advanced for the optimum design.

建立了能够减少设计变量数量和提高优化效率的优化模型；改进了相对差商法；建立了适用于中剖面结构优化的遗传算法数学模型。

The new parameter optimization method of DEH control system based on FGA has the advantages of high convergence speed and global optimization, and the system which has been optimized with this method have much better dynamic response characteristic.

提出的基于浮点编码遗传算法的控制系统参数优化整定方法，具有收敛速度快和更接近于全局最优点等特点，经过优化后的控制系统具有良好的动态响应特性。

In order to achieve the simultaneous optimization of the two major electrophoretic performance goals for efficient and fast separations, the Derringer desirability functions were chosen as the optimization criteriaon. The selected parameters were encoded into binary bit strings, and then genetic algorithm calculations were performed to generate a new set of experimental conditions by the values of total desirability functions.

并用Derringer功效函数作为多指标同时优化的评价指标，以取得较高的分离度和较快分离速；通过对实验参数给予编码，转化为二进制字符串，根据得到的总功效函数値大小进行遗传算法操作，产生新的一组实验条件。

Based on the frame of deterministic optimization method, the general statistical optimization method can be improved further by the model proposed in t...

在确定性最优化框架下，该模型为统计最优化和集成电路可制造性设计的进一步发展开辟了新途径。

We were cousins—his grandfather was King of Scots,and his great-grandfather was Henry VII of England.

我们是堂姐弟——他的祖父曾是苏格兰国王，他的曾祖父是英格兰的亨利二世。

I do want to help you, but I am in a quandary now!

我是想帮你，但是我现在左右为难啊！